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The substances that begin a chemical reaction are called _________.
Coefficients
Matter cannot be created or destroyed, but it can change form.
Products
2
6
yields
Reactants
2H2 + O2 --- 2H2O
Which coefficient will balance the following equation? Zn + HCl --- ___ZnCl2 + H2
Coefficients
Matter cannot be created or destroyed, but it can change form.
Products
2
6
yields
Reactants
2H2 + O2 --- 2H2O
Which of the following can be changed to balance a chemical equation?
Coefficients
Matter cannot be created or destroyed, but it can change form.
Products
2
6
yields
Reactants
2H2 + O2 --- 2H2O
Which of the following describes the law of conservation?
Coefficients
Matter cannot be created or destroyed, but it can change form.
Products
2
6
yields
Reactants
2H2 + O2 --- 2H2O
Which of the following equations is balanced?
Coefficients
Matter cannot be created or destroyed, but it can change form.
Products
2
6
yields
Reactants
2H2 + O2 --- 2H2O
What does the arrow in a chemical equation mean?
Coefficients
Matter cannot be created or destroyed, but it can change form.
Products
2
6
yields
Reactants
2H2 + O2 --- 2H2O
Determine the number of Oxygen atoms in the following chemical formula: Pb(NO3)2
Coefficients
Matter cannot be created or destroyed, but it can change form.
Products
2
6
yields
Reactants
2H2 + O2 --- 2H2O
The substances produced in a chemical reaction are called ____________.
Coefficients
Matter cannot be created or destroyed, but it can change form.
Products
2
6
yields
Reactants
2H2 + O2 --- 2H2O
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